package designpattern.struct.decorator;/**
 * Description
 * <p>
 * </p>
 * DATE 2020/3/29.
 *
 * @author cuihao.
 */

/**
 * @program: ch-general
 * @description:
 * @author: cuihao
 * @create: 2020-03-29 23:35
 **/
public abstract class Component {
    // 抽象地方法
    public abstract void cost();
}
